Memorist

Director

• 
  So Jae Hyun
• 
  Kim Hwi

Screenwriter

• 
  An Do Ha
• 
  Hwang Ha Na

Main Role

• 
  Yoo Seung Ho

  Dong Baek / "Telepathy"

  Main Role
• 
  Lee Se Young

  Han Sun Mi

  Main Role
• 
  Cho Seong Ha

  Lee Shin Woong

  Main Role

Support Role

• 
  Ko Chang Seok

  Goo Kyung Tan

  Support Role
• 
  Yun Ji On

  Oh Se Hoon

  Support Role
• 
  Jeon Hyo Sung

  Kang Ji Eun

  Support Role
• 
  Jung Ha Joon

  Hwang Bong Gook

  Support Role
• 
  Im Se Ju

  Lee Seul Bi

  Support Role
• 
  Son Kwang Eop

  Byun Young Soo

  Support Role
• 
  Oh Chi Woon

  Min Sung Han

  Support Role
• 
  Park Eung Su

  Jang Gi Dae

  Support Role
• 
  Kim Seo Kyung

  Im Chil Gyu

  Support Role
• 
  Moon Jung Gi

  Kwon Woon Jang

  Support Role
• 
  Na Seok Min

  Kim Do Soo [Lee Shin Woong's stooge]

  Support Role
• 
  Kim Nak Gyun

  [Detective]

  Support Role
• 
  Noh Seung Jin

  Yoo Soon Nam [Shimbae firefighter]

  Support Role
• 
  Kang Min Tae

  Lee Ppal Gaeng

  Support Role
• 
  Baek In Joo Support Role

Guest Role

• 
  Moon Jung Dae

  Cheon Gi Su (Ep. 6-16)

  Guest Role
• 
  Ha Do Kwon

  [Gang member] (Ep. 1)

  Guest Role
• 
  Park Jin U

  [Detective] (Ep. 1)

  Guest Role
• 
  Kim Ki Doo

  Yun Yeong [Detective] (Ep. 1)

  Guest Role
• 
  Lee Gyu Sub

  [Pung Hyeon's subordinate] (Ep. 1)

  Guest Role
• 
  Lee Yoon Sang

  [Disciplinary committee] (Ep. 1)

  Guest Role
• 
  Park Min Young

  An So Yun [Doctor] (Ep. 1)

  Guest Role
• 
  Jang Eui Soo

  Park Sung Beom [Seo Gyeong's stalker / ex-boyfriend] (Ep. 1)

  Guest Role
• 
  Kim Deok Ju

  [Police station janitress] (Ep. 1)

  Guest Role
• 
  Park Jin Young

  [Reporter] (Ep. 1)

  Guest Role
• 
  Kim Ji In

  Yoon Ye Rim [Mrs. Gong's daughter] (Ep. 1-2)

  Guest Role
• 
  Cha Mi Kyung

  Mrs. Gong [Ye Rim's mother] (Ep. 1-2)

  Guest Role
• 
  Choi Seo Ryung

  Kim Seo Gyeong (Ep. 1-2)

  Guest Role
• 
  Mr. Pang

  O Yun Tak [CEO of Hammer Management] (Ep. 1-2, 7)

  Guest Role
• 
  Son Sang Kyung

  [Ritual performer / Accomplice] (Ep. 1-4)

  Guest Role
• 
  Kim Geon Ho

  Park Sa Myeong [Chief reporter] (Ep. 1-4, 6-7)

  Guest Role
• 
  Yoo Soon Woong

  Chae Pung Hyeon [Gang leader] (Ep. 1, 7, 13)

  Guest Role
• 
  Cha Soon Bae

  Im Joong Yun

  Guest Role
• 
  Jeon Ji An

  [Jung Yun's secretary] (Ep. 2)

  Guest Role
• 
  Ok Joo Ri

  [Grocery meat department] (Ep. 2)

  Guest Role
• 
  Lee Jong Wook

  [Bo Yeon's friend] (Ep. 2)

  Guest Role
• 
  Hong Seung Hee

  Lee Bo Yun (Ep. 2-3)

  Guest Role
• 
  Kwon Chan Min

  [Prosecutor's office staff] (Ep. 2-3)

  Guest Role
• 
  Jo Hyun Woo

  [Section chief prosecutor] (Ep. 2-3)

  Guest Role
• 
  Shin Young Kyu

  Kim Min Gon [Yun Tak's assistant] (Ep. 2, 7)

  Guest Role
• 
  Yoo Gun Woo

  Woo Seok Do

  Guest Role
• 
  Yoo Ji Hyuk

  Kwak Hui Ju (Ep. 3)

  Guest Role
• 
  Yeom Ji Yoon

  Yeo Ji Suk [Chief prosecutor] (Ep. 3)

  Guest Role
• 
  Ma Jung Pil

  [Reporter] (Ep. 3)

  Guest Role
• 
  Lee Seung Chul

  Park Gi Dan [Pastor] (Ep. 3-4)

  Guest Role
• 
  Hwang Hee Jung

  [Reporter] (Ep. 3-4)

  Guest Role
• 
  Park Joong Geun

  [TVC legal team] (Ep. 3, 6-7)

  Guest Role
• 
  Shin Ki Won

  [Prosecutor] (Ep. 4)

  Guest Role
• 
  Ban Hye Ra

  Lee Hye Mi (Ep. 4)

  Guest Role
• 
  Kim Bum Suk

  Lawyer Park (Ep. 4)

  Guest Role
• 
  Kim Jong Ho

  Choi Mak Dong (Ep. 4)

  Guest Role
• 
  Ahn Hyun Ho

  [Church member daughter] (Ep. 4-5, 8)

  Guest Role
• 
  Lee Kyung Hoon

  Dong Baek [Young] (Ep. 5)

  Guest Role
• 
  Lee Go Eun

  Kim So Mi [Young] (Ep. 5)

  Guest Role
• 
  Im Yong Soon

  [Employee] (Ep. 5)

  Guest Role
• 
  Kim Ik Tae

  Nam Yeong Mun (Ep. 5)

  Guest Role
• 
  Lee Seung Ha

  Yeom Hwa Ran (Ep. 5)

  Guest Role
• 
  Lee Jae In

  [Medical examiner] (Ep. 5)

  Guest Role
• 
  Kim Doo Eun

  [Delivery man] (Ep. 5)

  Guest Role
• 
  Kang Yeo Jung

  [Nurse] (Ep. 5)

  Guest Role
• 
  Oh Ki Hwan

  [Kim So Mi's father] (Ep. 5-7, 9)

  Guest Role
• 
  Kim Young Sun

  [Church member mother] (Ep. 5, 8)

  Guest Role
• 
  Uhm Tae Ok

  [Church member's father] (Ep. 5, 8)

  Guest Role
• 
  Jung Chan Bi

  Kim So Mi [Teen] (Ep. 6)

  Guest Role
• 
  Kim Han Na

  Kim So Mi [Young child] (Ep. 6)

  Guest Role
• 
  Yoo Soon Chul

  [Grave digger] (Ep. 6)

  Guest Role
• 
  Joey Albright

  [University professor] (Ep. 6)

  Guest Role
• 
  Yoo Ha Bok

  Jo Sung Dong [Reporter] (Ep. 6-8)

  Guest Role
• 
  Jang Joon Ho

  [TVC executive] (Ep. 6-7)

  Guest Role
• 
  Jo Han Chul

  Jin Jae Gyu [Criminal suspect] (Ep. 6-11)

  Guest Role
• 
  Shin Bi

  Sim Sang Hwa [Young] (Ep. 6-9)

  Guest Role
• 
  Lee So Yun

  Sim Sang A [Greenhouse caretaker] (Ep. 7-8)

  Guest Role
• 
  Kwon Eun Seong

  Hyeon Su (Ep. 7-8)

  Guest Role
• 
  Jung Young Sub

  Yoon Ik Tae [Sim Sang Hwa's husband] (Ep. 7-8)

  Guest Role
• 
  Kang Hyun Jung

  Sim Hyo Suk (Ep. 8-9)

  Guest Role
• 
  Choi Seung Yoon

  Jin Jae Gyu [Young] (Ep. 8-10)

  Guest Role
• 
  Kim Bi Bi

  [Veterinarian] (Ep. 9)

  Guest Role
• 
  Lee Kwang Se

  [Resident] (Ep. 9)

  Guest Role
• 
  Seo Kwang Jae

  Choi Gyeong Man (Ep. 9)

  Guest Role
• 
  Han Kyum

  [Jin Jae Gyu's mother] (Ep. 9, 13-14)

  Guest Role
• 
  Shin Hee Gook

  Yoon Yi Tae [Young] (Ep. 10)

  Guest Role
• 
  Ha Min

  [Gang boss] (Ep. 10)

  Guest Role
• 
  Baek In Kwon

  [Gangster] (Ep. 10)

  Guest Role
• 
  Jung Byung Ho

  [Judge] (Ep. 10)

  Guest Role
• 
  Jang Eui Don

  [Shimbae firefighter] (Ep. 11)

  Guest Role
• 
  Bae Seong Il

  No Kwan Gyu [Shimbae firefighter] (Ep. 11-12)

  Guest Role
• 
  Kang Min Ah

  Sul Cho Won (Ep. 11-15)

  Guest Role
• 
  Ahn Jae Mo

  Bang Jun Seok (Ep. 12)

  Guest Role
• 
  Bae Bo Ram

  [Doctor] (Ep. 12)

  Guest Role
• 
  Jung Ja Young

  [Doctor] (Ep. 12)

  Guest Role
• 
  Kim Ah Ram

  [Nurse] (Ep. 12)

  Guest Role
• 
  Ha Yun Hui

  Ko Hyeon A (Ep. 12-13)

  Guest Role
• 
  Kim Mi Hwa

  Song Suk Hyeon (Ep. 12-13)

  Guest Role
• 
  Lee Shin Ki

  Moon Yong Gang (Ep. 12-14)

  Guest Role
• 
  Kim Young Mi

  Eun Su Gyeong (Ep. 12-15)

  Guest Role
• 
  Kim Yun Hui

  Jung Mi Ja

  Guest Role
• 
  Lee Young Jin

  Seo Hee Soo

  Guest Role
• 
  Kim Bong Su

  [Professor] (Ep. 4)

  Guest Role
• 
  Kim Joo Young

  Hwang Pil Seon [Young] (Ep. 13)

  Guest Role
• 
  Lee Ruby

  [Girl in Jae Gyu's memories] (Ep. 13)

  Guest Role
• 
  Lee Hwi Hyang

  Hwang Pil Seon (Ep. 13-14)

  Guest Role
• 
  Seo Eun Yool

  Jin Jae Gyu [Young] (Ep. 13-14)

  Guest Role
• 
  Kim Joo Young

  [Sin Ung's son] (Ep. 13, 16)

  Guest Role
• 
  Park Geun Hyung

  [Hwang Pil Seon and Min Jae Gyu's father] (Ep. 13-14)

  Guest Role
• 
  Lee Yong Nyeo

  [Hwang Pil Seon's mother] (Ep. 13-14)

  Guest Role
• 
  Kim Woo Bin

  Jun Seok [Child] (Ep. 14)

  Guest Role
• 
  Yoon Bok Sung

  [Doctor] (Ep. 14)

  Guest Role
• 
  Choi Joon Hyuk

  [Detective] (Ep. 14)

  Guest Role
• 
  Park Chul Min

  [TVC anchorman] (Ep. 14)

  Guest Role
• 
  Jung Myung Joon

  Park Dong Hyun (Ep. 14)

  Guest Role
• 
  Lee Ja Ryoung

  [Pil Seon's secretary] (Ep. 14-15)

  Guest Role
• 
  Song Seung Yong

  [Hwang Pil Seon's bodyguard] (Ep. 14-16)

  Guest Role
• 
  Kim Jun

  [Goo Gyeong Tan's son] (Ep. 15)

  Guest Role
• 
  Jung Shin Hye

  Yoo A Yeong [Sun Nam's daughter] (Ep. 15-16)

  Guest Role
• 
  Noh Sung Eun

  So Phillip (Ep. 15-16)

  Guest Role
• 
  Jo Hye Joo

  Seong Ju Ran [Dong Baek's sister] (Ep. 16)

  Guest Role
• 
  Kwon Ban Suk

  [Prison guard] (Ep. 16)

  Guest Role
• 
  Jo Yi Haeng

  [Sin Mi Yeong's husband] (Ep. 16)

  Guest Role
• 
  Park Jin Sung

  [Police officer]

  Guest Role
• 
  Kim Joo Ah

  [Sin Ung's wife]

  Guest Role
• 
  Kim Seon Gyeong

  [Bo Yun's mother]

  Guest Role
• 
  Lee Ji Hyuk

  [Announcer]

  Guest Role
• 
  Lee Eun Joo

  NIS Chief Kim

  Guest Role
• 
  Jin Ga Min

  [Reporter]

  Guest Role
• 
  Kim Mi Hye

  [Reporter]

  Guest Role
• 
  Kim Chae Hyun

  [TVC news staff]

  Guest Role
• 
  Koo Ja Keon

  [Police officer]

  Guest Role
• 
  Won Chun Gyu

  [Western District Police chief]

  Guest Role
• 
  Yoon Boo Jin Guest Role
• 
  Moon Hak Jin Guest Role
• 
  Han Myung Hwan Guest Role
• 
  Park Jin Woo Guest Role

Unknown

• 
  Jin Geun Ho Unknown
• 
  Park Do Wook Unknown